求解一道高中英语题(不难)··

问题描述:

求解一道高中英语题(不难)··
() as the best student in her college ,as most classmates had expected,made her parents very happy.
A.Mary is being chosen
B.Mary being chosen
c,Mary chosen

B长句中间的部分,“as most classmates had expected”是插入的修饰语,可以不看,句首的长句整体构成最后一句“made her parents very happy.”的主语.实际上就是“Mary being chosen as the best student in her col...